Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6826
Is Reference of Valvola-it#Sense
Valve-fr#Sense
Ventil-de#Sense
Elektroniputki-fi#Sense
Válvula-pt#Sense
Ventiel-nl#Sense
Soupape-fr#Sense
Vakuumrör-sv#Sense
Βαλβίδα-el#Sense
Válvula-es#Sense
Vacuum tube-en#Sense
Ventil-da#Sense
Valve-en#Sense
Elektroninen venttiili-fi#Sense
Ventil-sv#Sense